Ha Pak Nai is said to be the most important habitat for horseshoe crabs in Hong Kong, and is a key wintering site for birds. Photo: May Tse

River thought to be contaminated by Hong Kong’s biggest landfill ‘within safe chemical limits’

Government contractor says it has fixed an error which led to ammonia levels 48,000 times higher than the legal limit

Topic |   Hong Kong environmental issues

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Ha Pak Nai is said to be the most important habitat for horseshoe crabs in Hong Kong, and is a key wintering site for birds. Photo: May Tse
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